From b40358c4cee2e2d9b5b11b6264f4974c508a4ab9 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Fri, 8 Apr 2022 14:30:27 -0700 Subject: Add Envotech SLM protocol --- .../org/traccar/protocol/EnvotechProtocol.java | 39 ++++++++ .../traccar/protocol/EnvotechProtocolDecoder.java | 103 +++++++++++++++++++++ 2 files changed, 142 insertions(+) create mode 100644 src/main/java/org/traccar/protocol/EnvotechProtocol.java create mode 100644 src/main/java/org/traccar/protocol/EnvotechProtocolDecoder.java (limited to 'src/main/java/org/traccar') diff --git a/src/main/java/org/traccar/protocol/EnvotechProtocol.java b/src/main/java/org/traccar/protocol/EnvotechProtocol.java new file mode 100644 index 000000000..8eb71ee6b --- /dev/null +++ b/src/main/java/org/traccar/protocol/EnvotechProtocol.java @@ -0,0 +1,39 @@ +/* + * Copyright 2022 Anton Tananaev (anton@traccar.org) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.traccar.protocol; + +import io.netty.handler.codec.string.StringDecoder; +import io.netty.handler.codec.string.StringEncoder; +import org.traccar.BaseProtocol; +import org.traccar.CharacterDelimiterFrameDecoder; +import org.traccar.PipelineBuilder; +import org.traccar.TrackerServer; + +public class EnvotechProtocol extends BaseProtocol { + + public EnvotechProtocol() { + addServer(new TrackerServer(false, getName()) { + @Override + protected void addProtocolHandlers(PipelineBuilder pipeline) { + pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '#')); + pipeline.addLast(new StringEncoder()); + pipeline.addLast(new StringDecoder()); + pipeline.addLast(new EnvotechProtocolDecoder(EnvotechProtocol.this)); + } + }); + } + +} diff --git a/src/main/java/org/traccar/protocol/EnvotechProtocolDecoder.java b/src/main/java/org/traccar/protocol/EnvotechProtocolDecoder.java new file mode 100644 index 000000000..083d8a921 --- /dev/null +++ b/src/main/java/org/traccar/protocol/EnvotechProtocolDecoder.java @@ -0,0 +1,103 @@ +/* + * Copyright 2022 Anton Tananaev (anton@traccar.org) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.traccar.protocol; + +import io.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.DeviceSession; +import org.traccar.Protocol; +import org.traccar.helper.Parser; +import org.traccar.helper.PatternBuilder; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.util.regex.Pattern; + +public class EnvotechProtocolDecoder extends BaseProtocolDecoder { + + public EnvotechProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("$") + .number("dd") // mode + .expression("...,") // hardware + .number("(x+),") // event + .number("x+,") // group + .number("(x+),") // device id + .number("(dd)(dd)(dd)") // date (ddmmyy) + .number("(dd)(dd)(dd),") // time (hhmmss) + .number("xx") // connection status + .number("(dd)") // rssi + .number("d{5},") // mcc + .number("(ddd)") // power + .number("(ddd),") // battery + .number("(xx)") // inputs + .number("(xx),") // outputs + .number("(xxx)?,") // fuel + .number("(x{8}),") // status + .expression("[^']*'") + .number("(dd)(dd)(dd)") // date (ddmmyy) + .number("(dd)(dd)(dd)") // time (hhmmss) + .number("(d)") // fix + .number("(dd)(dd)(d+)([NS])") // latitude + .number("(ddd)(dd)(d+)([EW])") // longitude + .number("(ddd)") // speed + .number("(ddd)") // course + .any() + .compile(); + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + Parser parser = new Parser(PATTERN, (String) msg); + if (!parser.matches()) { + return null; + } + + Position position = new Position(getProtocolName()); + + position.set(Position.KEY_EVENT, parser.nextHexInt()); + + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); + if (deviceSession == null) { + return null; + } + position.setDeviceId(deviceSession.getDeviceId()); + + position.setDeviceTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS)); + + position.set(Position.KEY_RSSI, parser.nextInt()); + position.set(Position.KEY_POWER, parser.nextInt() * 0.01); + position.set(Position.KEY_BATTERY, parser.nextInt() * 0.01); + position.set(Position.KEY_INPUT, parser.nextHexInt()); + position.set(Position.PREFIX_OUT, parser.nextHexInt()); + position.set(Position.KEY_FUEL_LEVEL, parser.nextHexInt()); + position.set(Position.KEY_STATUS, parser.nextHexInt()); + + position.setFixTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS)); + position.setValid(parser.nextInt() > 0); + position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_MIN_MIN_HEM)); + position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_MIN_MIN_HEM)); + position.setSpeed(parser.nextInt()); + position.setCourse(parser.nextInt()); + + return position; + } + +} -- cgit v1.2.3